Putter head



FIG. 1 is a front view of our new and ornamental design for a putter head with the heel of the putter head lifted slightly;

FIG. 2 is a top view of the putter head of FIG. 1;

FIG. 3 is an end view of the putter head of FIG. 1 from the heel;

FIG. 4 is a back view of the putter head of FIG. 1;

FIG. 5 is an end view of the putter head of FIG. 1 from the toe; and

FIG. 6 is a bottom view of the putter head of FIG. 1. 

The ornamental design for a putter head, substantially as shown and described. 